Home / 186,277.82-279,458.40-67,949.16

Finding the Fourth Proportional to 186,277.82, 279,458.40 and 67,949.16

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Solution

The fourth proportional to 186,277.82, 279,458.40 and 67,949.16 is: 101,938.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,277.82 : 279,458.40 = 67,949.16 : x
  2. Step 2: Convert to fraction form
    186,277.82/279,458.40 = 67,949.16/x
  3. Step 3: Cross multiply
    186,277.82x = 279,458.40 × 67,949.16
  4. Step 4: Simplify right side
    186,277.82x = 18,988,963,534.94
  5. Step 5: Solve for x
    x = 18,988,963,534.94/186,277.82
  6. Step 6: Final answer
    x = 101,938.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.